Product Description
Clark CL 658998 tapered bearing cup for electric lift truck applications. Manufactured from through-hardened bearing steel with precision ground surfaces. Designed for OEM fitment as the bearing race component in Clark lift truck tapered roller assemblies. Verified against SKU and application category. No cross-reference part numbers identified.
Specifications
Material & Construction
| Material Specification | Through-hardened bearing steel, suitable for high-load applications |
| Finish | Precision ground bearing surfaces |
Part Numbers
| OEM Part Number | CL 658998 |
| Clark Manufacturer Part Number | 658998 |
Frequently Asked Questions
Q: What is the CL 658998 tapered bearing cup?
A: The CL 658998 is a tapered roller bearing cup (outer race) designed for OEM fitment in Clark electric lift truck tapered roller bearing assemblies. It serves as the stationary race component that supports rotating loads in wheel hubs, mast columns, or transmission assemblies.
Q: What material is the CL 658998 made from?
A: The CL 658998 is manufactured from through-hardened bearing steel, a high-carbon steel composition specifically processed to withstand high contact pressures and repeated loading typical of material handling equipment. The hardened structure resists wear and deformation under load cycles.
Q: What finish is applied to the CL 658998?
A: The CL 658998 features precision ground bearing surfaces finished to tight tolerances. The ground surface provides accurate geometric profile and minimal runout, ensuring proper bearing preload and load distribution when paired with its matching tapered roller and inner race.
Q: Can the CL 658998 be used on non-Clark equipment?
A: No. The CL 658998 is a Clark OEM bearing cup. Cross-reference part numbers are not published. Do not assume compatibility with Toyota, Raymond, Yale, Linde, or other lift truck brands. Verify original Clark equipment before ordering.
Q: How do I know if the CL 658998 bearing cup needs replacement?
A: Replace the bearing cup if you observe spalling (flaking or pitting) on the inner race surface, grinding noise during rotation, heat buildup, or excessive axial or radial play in the bearing assembly. A damaged cup must be replaced together with its paired roller and inner race for proper alignment.